3M 471-3/4X36-YLW ~ Vinyl Tape 471 in Yellow (3/4 Inch x 36 Yards x 5.2 mil) For Cheap
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GSC International 4-90982 Lens and Prism Set, Glass 7 Piece Set
This high-quality lens and prism set is useful for teaching a wide variety of optical principles. You get three lenses and four prisms. The lenses are polished on all surfaces. Sizes vary from 52mm to 88mm in length. Lenses include double concave, double convex, and semicircular. Prisms include large right angle, trapezoid, right angle, and equilateral. 7 piece glass set
We accept returns on non-sale items that are in original packaging, unused, and unwashed within 30 days of receipt. Please follow our returns/exchanges process below. If items do not meet our requirements for return, they will be shipped back to you in lieu of a refund. Shipping and handling charges are non-refundable (exceptions may apply).
Returns & Exchanges Process: If item(s) fit within our returns guidelines found in the Returns. Please allow 7-10 business days for the credit to appear on your account after your return is processed.
